DE3485887D1 - Verbundfilter und verwendung eines solchen filters. - Google Patents

Verbundfilter und verwendung eines solchen filters.

Info

Publication number
DE3485887D1
DE3485887D1 DE8484304773T DE3485887T DE3485887D1 DE 3485887 D1 DE3485887 D1 DE 3485887D1 DE 8484304773 T DE8484304773 T DE 8484304773T DE 3485887 T DE3485887 T DE 3485887T DE 3485887 D1 DE3485887 D1 DE 3485887D1
Authority
DE
Germany
Prior art keywords
filter
composite
composite filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8484304773T
Other languages
English (en)
Other versions
DE3485887T2 (de
Inventor
Kiyoshi Nagai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP10793483U external-priority patent/JPS6016180U/ja
Priority claimed from JP10793583U external-priority patent/JPS6016101U/ja
Priority claimed from JP12657683A external-priority patent/JPS6017702A/ja
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3485887D1 publication Critical patent/DE3485887D1/de
Publication of DE3485887T2 publication Critical patent/DE3485887T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/226—Glass filters
DE8484304773T 1983-07-12 1984-07-12 Verbundfilter und verwendung eines solchen filters. Expired - Fee Related DE3485887T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10793483U JPS6016180U (ja) 1983-07-12 1983-07-12 フイラメント型リ−ドアウト
JP10793583U JPS6016101U (ja) 1983-07-12 1983-07-12 電子増倍管を用いた監視システム
JP12657683A JPS6017702A (ja) 1983-07-12 1983-07-12 暗視野監視システム用光学フィルタ

Publications (2)

Publication Number Publication Date
DE3485887D1 true DE3485887D1 (de) 1992-10-01
DE3485887T2 DE3485887T2 (de) 1993-02-04

Family

ID=27311107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484304773T Expired - Fee Related DE3485887T2 (de) 1983-07-12 1984-07-12 Verbundfilter und verwendung eines solchen filters.

Country Status (3)

Country Link
US (1) US4616902A (de)
EP (1) EP0131473B1 (de)
DE (1) DE3485887T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0515057Y2 (de) * 1985-08-27 1993-04-21
JPH079499B2 (ja) * 1986-04-25 1995-02-01 ソニー株式会社 オ−トフオ−カス装置
EP1526552B1 (de) * 2003-10-24 2011-09-28 Agfa HealthCare NV System zum Auslesen mehrerer verschiedener Speicherleuchtschirme

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2418605A (en) * 1944-12-15 1947-04-08 Polaroid Corp Filter transparent to infrared radiation and opaque to visible light
US2525638A (en) * 1946-03-05 1950-10-10 Polaroid Corp Light filter transparent to infrared radiation and opaque to visible light
US3382183A (en) * 1965-09-02 1968-05-07 American Cyanamid Co Plastic optical filter
DE1578332A1 (de) * 1967-09-01 1972-02-03 Eltro Gmbh Verfahren zum Schutz optischer Fahr- und Zielgeraete gegen das Erkennen durch IR-Anstrahlung
FR2082459A5 (de) * 1970-03-17 1971-12-10 Saint Gobain
GB1388684A (en) * 1971-03-12 1975-03-26 Agfa Gevaert Coloured sheet material suitable as photographic light filters and leader films
DE2406598A1 (de) * 1973-02-12 1974-08-15 American Cyanamid Co Anorganische infrarotabschwaecher mit transparenz im sichtbaren bereich
JPS6049142B2 (ja) * 1978-04-17 1985-10-31 株式会社保谷硝子 カラ−・テレビジョン・カメラ用近赤外吸収フイルタ−

Also Published As

Publication number Publication date
EP0131473A3 (en) 1987-09-16
EP0131473B1 (de) 1992-08-26
EP0131473A2 (de) 1985-01-16
DE3485887T2 (de) 1993-02-04
US4616902A (en) 1986-10-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee